Grant County is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 70% of adults in Grant County typically vote, above the U.S. average of about 62%. Among adults in Grant County, ~11% vote Democratic, ~59% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Grant County compares
Among counties within 50 miles, Grant County leans more Republican than 5 of 7 neighbors.
Grant County runs about 21 points more Republican than Oklahoma as a whole.
Why Grant County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Grant County. The lean here lands roughly where demographic data alone would predict.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Grant County, OK sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Grant County looks the way it does
Turnout in Grant County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Garfield County, OK R+43
- Alfalfa County, OK R+76
- Harper County, KS R+65
- Kay County, OK R+46
- Sumner County, KS R+50
- Noble County, OK R+54
- Major County, OK R+73
- Woods County, OK R+57
- Cowley County, KS R+38
- Barber County, KS R+69
Counties with Similar Populations
- Hidalgo County, NM R+22
- Mora County, NM D+18
- Tensas Parish, LA R+4
- Kittson County, MN R+34
- Bath County, VA R+54
- Phillips County, MT R+52
- Holt County, MO R+61
- Barber County, KS R+69
- Storey County, NV R+40
- Dunn County, ND R+53
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Oklahoma State Election Board, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.